Other Liabilities - Summary of Other Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 29, 2019
Other Liabilities Disclosure [Abstract]
Noncurrent portion of acquisition related contingent consideration	$ 398,674	$ 405,597
Accruals for executive benefit plans	144,101	141,380
Noncurrent deferred proceeds from Territory Conversion Fee	80,591	82,877
Noncurrent deferred proceeds from Legacy Facilities Credit	28,770	29,569
Noncurrent portion of deferred payroll taxes under CARES Act	18,706
Other	8,438	9,143
Total other liabilities	$ 679,280	$ 668,566